:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --light-bg: #f5f7fa;
}

body {
    background-color: #f5f7fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding-top: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.dashboard-header {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: white;
    padding: 1.5rem 0;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 0.25rem 1rem rgba(0, 0, 0, 0.08);
    margin-bottom: 2rem;
}

.form-header {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

.form-header h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: #4e73df;
    margin-bottom: 0.5rem;
}

.form-header:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, #4e73df, #3498db);
    border-radius: 2px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    margin-bottom: 1.5rem;
    text-decoration: none;
    color: #4e73df;
    font-weight: 500;
    transition: all 0.2s;
}

.back-link:hover {
    color: #2a4bc9;
    transform: translateX(-3px);
}

.back-link i {
    margin-right: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 500;
    color: #495057;
    font-size: 1.1rem;
}

.form-control {
    width: 100%;
    padding: 0.9rem 1.25rem;
    border-radius: 0.65rem;
    border: 1px solid #d1d3e2;
    font-size: 1rem;
    transition: all 0.3s;
}

.form-control:focus {
    border-color: #4e73df;
    box-shadow: 0 0 0 0.25rem rgba(78, 115, 223, 0.15);
    outline: none;
}

.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, #4e73df, #3498db);
    color: white;
    border: none;
    border-radius: 0.65rem;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 500;
    margin-top: 1rem;
    transition: all 0.3s;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.btn-submit:hover {
    background: linear-gradient(135deg, #3a5bc7, #2a4bc9);
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(78, 115, 223, 0.3);
}

.action-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.alert-message {
    padding: 1.25rem;
    border-radius: 0.65rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.success-message {
    background-color: #d1e7dd;
    border: 1px solid #badbcc;
    color: #0f5132;
}

.error-message {
    background-color: #f8d7da;
    border: 1px solid #f5c2c7;
    color: #842029;
}

.alert-message i {
    margin-right: 0.75rem;
    font-size: 1.5rem;
}

.warning-icon {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: #e74c3c;
}

.warning-icon i {
    font-size: 4rem;
}

.info-box {
    background-color: #f0f7ff;
    border-left: 4px solid #4e73df;
    border-radius: 0.5rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    color: #495057;
}

.info-box p {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: flex-start;
}

.info-box i {
    margin-right: 0.5rem;
    color: #4e73df;
    margin-top: 0.2rem;
}

.container {
    flex: 1;
}

footer {
    background-color: #2c3e50;
    color: white;
    padding: 1.5rem 0;
    text-align: center;
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}